| Kocaeli to Rheinbach | 1,293.25 mi (2,081.29 km) |
| Kocaeli to Rheinberg | 1,332.67 mi (2,144.73 km) |
| Kocaeli to Rheine | 1,323.53 mi (2,130.02 km) |
| Kocaeli to Rheinfelden (Baden) | 1,187.72 mi (1,911.45 km) |
| Kocaeli to Ribnitz-Damgarten | 1,230.84 mi (1,980.85 km) |
| Kocaeli to Richterich | 1,333.76 mi (2,146.47 km) |
| Kocaeli to Riedlingen | 1,125.46 mi (1,811.25 km) |
| Kocaeli to Riegelsberg | 1,260.53 mi (2,028.62 km) |
| Kocaeli to Rielasingen-Worblingen | 1,144.17 mi (1,841.36 km) |
| Kocaeli to Riesa | 1,075.54 mi (1,730.91 km) |
| Kocaeli to Rietberg | 1,270.30 mi (2,044.35 km) |
| Kocaeli to Rinteln | 1,259.58 mi (2,027.09 km) |
| Kocaeli to Ritterhude | 1,307.10 mi (2,103.58 km) |
| Kocaeli to Rodenbach | 1,195.83 mi (1,924.50 km) |
| Kocaeli to Rodental | 1,119.70 mi (1,801.99 km) |
